btrfs: Remove root argument from cow_file_range_inline

This argument is always set to the root of the inode, which is also
passed. So let's get a reference inside the function and simplify
the arg list.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Nikolay Borisov 2018-03-02 09:43:15 +02:00 committed by David Sterba
parent 895a72be41
commit d02c0e2019

View file

@ -276,12 +276,12 @@ static int insert_inline_extent(struct btrfs_trans_handle *trans,
* does the checks required to make sure the data is small enough
* to fit as an inline extent.
*/
static noinline int cow_file_range_inline(struct btrfs_root *root,
struct inode *inode, u64 start,
static noinline int cow_file_range_inline(struct inode *inode, u64 start,
u64 end, size_t compressed_size,
int compress_type,
struct page **compressed_pages)
{
struct btrfs_root *root = BTRFS_I(inode)->root;
struct btrfs_fs_info *fs_info = root->fs_info;
struct btrfs_trans_handle *trans;
u64 isize = i_size_read(inode);
@ -457,7 +457,6 @@ static noinline void compress_file_range(struct inode *inode,
int *num_added)
{
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
struct btrfs_root *root = BTRFS_I(inode)->root;
u64 blocksize = fs_info->sectorsize;
u64 actual_end;
u64 isize = i_size_read(inode);
@ -579,11 +578,11 @@ static noinline void compress_file_range(struct inode *inode,
/* we didn't compress the entire range, try
* to make an uncompressed inline extent.
*/
ret = cow_file_range_inline(root, inode, start, end,
0, BTRFS_COMPRESS_NONE, NULL);
ret = cow_file_range_inline(inode, start, end, 0,
BTRFS_COMPRESS_NONE, NULL);
} else {
/* try making a compressed inline extent */
ret = cow_file_range_inline(root, inode, start, end,
ret = cow_file_range_inline(inode, start, end,
total_compressed,
compress_type, pages);
}
@ -983,8 +982,8 @@ static noinline int cow_file_range(struct inode *inode,
if (start == 0) {
/* lets try to make an inline extent */
ret = cow_file_range_inline(root, inode, start, end, 0,
BTRFS_COMPRESS_NONE, NULL);
ret = cow_file_range_inline(inode, start, end, 0,
BTRFS_COMPRESS_NONE, NULL);
if (ret == 0) {
/*
* We use DO_ACCOUNTING here because we need the